The OSA Gallery is open to the public for free viewing.   Free onsite parking and TriMet bus #51 and #63 both stop in front of OSA.
Gallery Hours:  Open by Appointment: Monday through Friday: 10am - 4pm. 
You may also visit online at OSAGallery.og.
While you visit, inquire about classes, workshops, upcoming workshops, and becoming a member.


PORTLAND PLEIN AIR and ALLA PRIMA ART SHOW – July 2 - 28 | Online and In The OSA Gallery
Opening reception: Thursday, July 2 | 6-8pm

Portland Plein Air and Alla Prima Art Show opens in July and is open to all.  Plein Air artwork must have been created outdoors on location in Oregon or Washington, between September 2019 and June 2020. Alla Prima artwork entered must fall within the same timeframe.

The Juror this year is Yer Za Vue.  Za worked for Disney on traditional animated films and shorts for over 10 years. Za taught animation, illustration and on-location painting at The Art Institute in Portland, OR and now teaches part time at PNCA. "Painting is one of my greatest loves, and I am happy that it plays such a prominent role in my life now”.

THE ART of SHELTERING IN PLACE: A Benefit for Portland Area Artist Emergency Relief Fund
See this show online at -Through July 2020

 Emily Fox, Artist

At OSA we are all about community. So, in these unprecedented times, we are artists helping artists.  OSA is proud to announce a new online show featuring artwork created by artists while confined to their homes and studios. 

Join OSA in a celebration of creativity unleashed during this quarantine.  Help us bring hope, spread joy and give back to our community.  Please enjoy artwork featured in the following categories:

  •  “Essential Workers”                                    
  • “The Healing Power of Nature”
  •  “Interior Moods & Places”
  •   “Community Matters”

FROM THE ARCHIVES: Online through August.

From the Archives of OSA, visit pieces from early members dating back to the 1930’s.  Notable artists include Clyde Leon Keller, William Gray Purcell, Ed Quigley, Colista Dowling, Thayne Logan, and Bea Benson.  See this show online at through August. 


Opening Reception & Awards Presentation  |  Thursday, August 6th | 6pm - 8pm.

OSA is proud to host the 38th Annual Rose Festival Art Show. Artists from across the region celebrate the rose in honor of the Portland Rose Festival. The Rose Festival has been a part of Portland’s history for over a century.

This year’s Juror is Michael Orwick. “There is a reason we are drawn toward beauty. It is the language of God and nature. Nothing more provocative than beauty — it inspires deep reflection and motivates me to create.” -Michael Orwick

Prospectus, Consignment Release Form and Framing Guidelines | Enter Show Here 

Email Images to This email address is being protected from spambots. You need JavaScript enabled to view it.

CALL TO ARTISTS!  Buy your cradles now for our 200 for Under $200 Show opening in December.  Your 12” x 12” panel is available at OSA.  Click here for your Prospectus, Consignment Release Form and Framing Guidelines.  Please call 503-228-0706 to purchase your easel(s) and enter the show.